| Serie 1 |
| Benjamin Rajevic Zamora | Institución Teresiana | 5 | 13.17 | 13 |
| Martín Alonso Cruzat Robin | Saint James School | 1 | 13.49 | 16 |
| Jose Maria Garcia Molina | Campanario - Buin | 4 | 13.50 | 17 |
| Benjamín Ignacio Torres Salinas | Instituto Alonso de Ercilla | 3 | 14.28 | 24 |
| Tomás Ignacio Cornejo Cadenas | Carampangue | 2 | DNS | |
| Carlos Titze Chimentti | Trebulco School | 6 | DNS | |
| Serie 2 |
| Vicente Barros Peppi | Campanario - Buin | 3 | 12.85 | 7 q |
| Uri Daile Bass | La Misión de Calera de Tango | 5 | 12.87 | 8 |
| Benjamín Ignacio Correa Berríos | Instituto Alonso de Ercilla | 4 | 13.85 | 22 |
| Gaspar Espina Escalona | Institución Teresiana | 2 | DNS | |
| Agustín Antonio Ramírez Cocio | Carampangue | 6 | DNS | |
| Serie 3 |
| Domingo Droste García | San Isidro | 3 | 12.25 | 2 q |
| Joaquin Vicente Romero Cerda | Saint James School | 4 | 12.95 | 9 |
| Felipe Emiliano Jimenez Marchant | Instituto Alonso de Ercilla | 2 | 13.25 | 14 |
| Mateo Wolde Tolosa | San Francisco de Paine | 6 | 13.50 | 18 |
| Luciano Gera Desmadryl | Institución Teresiana | 5 | 15.02 | 25 |
| Serie 4 |
| Mariano Ignacio Cifuentes Orellana | Instituto Alonso de Ercilla | 5 | 12.63 | 6 q |
| Joaquin Alfonso Carrasco Villagran | Institución Teresiana | 4 | 13.25 | 15 |
| Agustin Ignacio Onetto Gonzalez | Saint James School | 2 | 12.46 | 45 q |
| Tomás Rodríguez Walker | San Isidro | 3 | DNS | |
| Samuel Noah Wolde Junghanns | San Francisco de Paine | 6 | DNS | |
| Serie 5 |
| Pablo Titze Chimenti | Trebulco School | 2 | 12.07 | 1 q |
| Bruno Jose Bersezio Sagaceta | Campanario - Buin | 5 | 13.77 | 20 |
| Martín Mackenna Vial | Maitenes | 3 | DNS | |
| Amaro Mendoza Carvajal | Carampangue | 4 | DNS | |
| Martin Mujica Perez-Canto | San Isidro | 6 | DNS | |
| Serie 6 |
| Miguel Alberto Espinoza Bustamante | San Francisco de Paine | 5 | 12.38 | 3 q |
| Pablo Bellolio García | Trebulco School | 2 | 12.99 | 10 |
| Gabriel Esteban Chacon Lizana | Campanario - Buin | 6 | 13.63 | 19 |
| José Antonio Abarca Navarrete | Maitenes | 4 | 13.94 | 23 |
| Carlos Román Oyarzún | Carampangue | 3 | DNS | |
| Serie 7 |
| Cristobal Ignacio Barros Daluz | San Francisco de Paine | 5 | 13.06 | 11 |
| Joaquín Vial Vergara | San Isidro | 6 | 13.12 | 12 |
| Vicente Antonio Cruzzat Robin | Saint James School | 2 | 13.77 | 21 |
| José Tomás Contrera Araya | La Misión de Calera de Tango | 1 | DNS | |
| Tomás Valenzuela Lecaros | Maitenes | 3 | DNS | |
| José Tomás Zamora Cornejo | Maitenes | 4 | DNS | |
